111130110102 has 48 divisors (see below), whose sum is σ = 244552654080. Its totient is φ = 33641316720.

The previous prime is 111130109957. The next prime is 111130110103. The reversal of 111130110102 is 201011031111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111130110103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 635799 + ... + 791517.

It is an arithmetic number, because the mean of its divisors is an integer number (5094846960).

Almost surely, 2^111130110102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111130110102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122276327040).

111130110102 is an abundant number, since it is smaller than the sum of its proper divisors (133422543978).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111130110102 is a wasteful number, since it uses less digits than its factorization.

111130110102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156729 (or 156718 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 12.

Adding to 111130110102 its reverse (201011031111), we get a palindrome (312141141213).

The spelling of 111130110102 in words is "one hundred eleven billion, one hundred thirty million, one hundred ten thousand, one hundred two".